Home / 47,459,547.96-71,189,321.22-21,892,993.08

Finding the Fourth Proportional to 47,459,547.96, 71,189,321.22 and 21,892,993.08

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Solution

The fourth proportional to 47,459,547.96, 71,189,321.22 and 21,892,993.08 is: 32,839,489.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,459,547.96 : 71,189,321.22 = 21,892,993.08 : x
  2. Step 2: Convert to fraction form
    47,459,547.96/71,189,321.22 = 21,892,993.08/x
  3. Step 3: Cross multiply
    47,459,547.96x = 71,189,321.22 × 21,892,993.08
  4. Step 4: Simplify right side
    47,459,547.96x = 1,558,547,316,839,357
  5. Step 5: Solve for x
    x = 1,558,547,316,839,357/47,459,547.96
  6. Step 6: Final answer
    x = 32,839,489.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.